28684331

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{653}}^1$

素因数の和:806

約数の個数: 16

約数和(自身を含む): 32229120

約数和(自身を除く): 3544789

約数列:

[1, 13, 31, 109, 403, 653, 1417, 3379, 8489, 20243, 43927, 71177, 263159, 925301, 2206487, 28684331]

約数ペア:

[(1, 28684331), (13, 2206487), (31, 925301), (109, 263159), (403, 71177), (653, 43927), (1417, 20243), (3379, 8489)]